The needles of many spruce and pine trees in Colorado are tinged with red ... But no one has found a cure. In the fall, aspen's golden foliage creates a stunning contrast with the surrounding ...

DENVER (KDVR) — A Colorado-based company is installing a new art exhibit on the 16th Street Mall to make it look like a canopy of aspen trees is growing across the strip. On Monday, the Denver ...

Last Saturday, volunteers piled into vans and ascended the winding Eagle Ridge Road into the foothills near Lyons. People ...

Populus tremuloides, the quaking aspen of the North American continent, stands as one of the most easily recognized, most beautiful and most admired of all tree species. In order to help ...